There are ways to stay healthy when seasons change．You should wash your hands ，exercise，eat and sleep well．（careful）
The world's first computers were than cars．（big）
Wow!They used to be so large．
How long does it take you to get to school？
About 20 by subway．（minute）
We can read about everything in books．They provide hope to ．（we）
Please pass me the dictionary from the left in the bookcase．（six）